/Engine/Plugins/Experimental/PCG/Source/PCG/Public/Grid/PCGLandscapeCache.h
Gets landscape cache entry, works both in editor (but does not create) but works in game mode too.
const [FPCGLandscapeCacheEntry](API\Plugins\PCG\Grid\FPCGLandscapeCacheEntry) * GetCacheEntry ( const [FGuid](API\Runtime\Core\Misc\FGuid) & LandscapeGuid, const FIntPoint & ComponentKey )